get_course_vids.py

#!/usr/bin/python
import re
import urllib2
from os import system
from sys import argv
if len(argv) != 2:
	print "The format is incorrect"
	exit(0)

lecture=argv[1]
coursename=re.match(r'https://class.coursera.org/([a-z]+-[0-9]+)/lecture',lecture)
if coursename is None:
	print 'Check the course url %s' %lecture
	exit(0)
coursename=coursename.group(1)
content=urllib2.urlopen(lecture).read()

sub=re.compile(r'https://class\.coursera\.org/%s/lecture/subtitles\?q=[0-9]+_en\&format=srt' % (coursename))
vid=re.compile(r'https://class\.coursera\.org/%s/lecture/download\.mp4\?lecture_id=[0-9]+' % (coursename))
print content
print sub.pattern 
print coursename
for i in sub.findall(content):
	print 'Downloading %s' %i
	system('wget '+i)
for i in vid.findall(content):
	print 'Downloading %s' %i
	system('wget '+i)

Program to download all the videos from coursera with address to the course as input

usage:
get_course_vids.py

Eg:
./get_vids_generic.py https://class.coursera.org/android-001/lecture

Requirements:
wget and python 2.7 should be installed